[INFO] fetching crate rust_programming_book 0.1.1... [INFO] testing rust_programming_book-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate rust_programming_book 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate rust_programming_book 0.1.1 [INFO] finished tweaking crates.io crate rust_programming_book 0.1.1 [INFO] tweaked toml for crates.io crate rust_programming_book 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust_programming_book 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust_programming_book 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iana-time-zone v0.1.50 [INFO] [stderr] Downloaded chrono v0.4.22 [INFO] [stderr] Downloaded libc v0.2.134 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eacc314ed9103d30dcaa18f7c4b50f85bc1836463dd8278e9ac3b55e6ee3d971 [INFO] running `Command { std: "docker" "start" "-a" "eacc314ed9103d30dcaa18f7c4b50f85bc1836463dd8278e9ac3b55e6ee3d971", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eacc314ed9103d30dcaa18f7c4b50f85bc1836463dd8278e9ac3b55e6ee3d971", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eacc314ed9103d30dcaa18f7c4b50f85bc1836463dd8278e9ac3b55e6ee3d971", kill_on_drop: false }` [INFO] [stdout] eacc314ed9103d30dcaa18f7c4b50f85bc1836463dd8278e9ac3b55e6ee3d971 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97d564ec0c5f738d7694653d06d01e6291e87a3fff999cb256fae491f4cc0dda [INFO] running `Command { std: "docker" "start" "-a" "97d564ec0c5f738d7694653d06d01e6291e87a3fff999cb256fae491f4cc0dda", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling iana-time-zone v0.1.50 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chrono v0.4.22 [INFO] [stderr] Compiling rust_programming_book v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `feed` is never used [INFO] [stdout] --> src/impl_dyn.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait Animal { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 3 | fn feed(&self) -> &str { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SomeTraits` is never used [INFO] [stdout] --> src/traits.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait SomeTraits { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cow` is never constructed [INFO] [stdout] --> src/traits.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Cow<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s [INFO] running `Command { std: "docker" "inspect" "97d564ec0c5f738d7694653d06d01e6291e87a3fff999cb256fae491f4cc0dda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97d564ec0c5f738d7694653d06d01e6291e87a3fff999cb256fae491f4cc0dda", kill_on_drop: false }` [INFO] [stdout] 97d564ec0c5f738d7694653d06d01e6291e87a3fff999cb256fae491f4cc0dda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b190b179d7c5ecd1790c3c8af545fdd08000773e808aa13001d581eb375ea3ee [INFO] running `Command { std: "docker" "start" "-a" "b190b179d7c5ecd1790c3c8af545fdd08000773e808aa13001d581eb375ea3ee", kill_on_drop: false }` [INFO] [stderr] Compiling rust_programming_book v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `feed` is never used [INFO] [stdout] --> src/impl_dyn.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait Animal { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 3 | fn feed(&self) -> &str { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SomeTraits` is never used [INFO] [stdout] --> src/traits.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait SomeTraits { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cow` is never constructed [INFO] [stdout] --> src/traits.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Cow<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Dog` [INFO] [stdout] --> tests/integration_test.rs:8:52 [INFO] [stdout] | [INFO] [stdout] 8 | use rust_programming_book::impl_dyn::{Animal, Cow, Dog, Herbivore}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `feed` is never used [INFO] [stdout] --> src/impl_dyn.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait Animal { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 3 | fn feed(&self) -> &str { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SomeTraits` is never used [INFO] [stdout] --> src/traits.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait SomeTraits { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cow` is never constructed [INFO] [stdout] --> src/traits.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Cow<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "b190b179d7c5ecd1790c3c8af545fdd08000773e808aa13001d581eb375ea3ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b190b179d7c5ecd1790c3c8af545fdd08000773e808aa13001d581eb375ea3ee", kill_on_drop: false }` [INFO] [stdout] b190b179d7c5ecd1790c3c8af545fdd08000773e808aa13001d581eb375ea3ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b3f5d02a4ba9beab3f529fe9ac94d698cb5542fdb03291356be49321e0c76610 [INFO] running `Command { std: "docker" "start" "-a" "b3f5d02a4ba9beab3f529fe9ac94d698cb5542fdb03291356be49321e0c76610", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Dog` [INFO] [stdout] [INFO] [stderr] --> tests/integration_test.rs:8:52 [INFO] [stdout] running 7 tests [INFO] [stderr] | [INFO] [stdout] test closure::fn_once_for_scalar_type ... ok [INFO] [stderr] 8 | use rust_programming_book::impl_dyn::{Animal, Cow, Dog, Herbivore}; [INFO] [stdout] test tests::can_hold_smaller ... ok [INFO] [stderr] | ^^^ [INFO] [stdout] test tests::exploration ... ok [INFO] [stderr] | [INFO] [stdout] test tests::testing_private_func ... ok [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] test tests::testing_closure ... ok [INFO] [stderr] [INFO] [stderr] warning: method `feed` is never used [INFO] [stderr] --> src/impl_dyn.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub trait Animal { [INFO] [stderr] | ------ method in this trait [INFO] [stderr] 3 | fn feed(&self) -> &str { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait `SomeTraits` is never used [INFO] [stderr] --> src/traits.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | pub trait SomeTraits { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Cow` is never constructed [INFO] [stderr] --> src/traits.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct Cow<'a> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_programming_book` (test "integration_test") generated 1 warning (run `cargo fix --test "integration_test" -p rust_programming_book` to apply 1 suggestion) [INFO] [stderr] warning: `rust_programming_book` (bin "rust_programming_book") generated 3 warnings [INFO] [stderr] warning: `rust_programming_book` (bin "rust_programming_book" test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_programming_book-9fc5eee972ef5fce) [INFO] [stdout] test tests::should_panic - should panic ... ok [INFO] [stdout] test tests::using_enum ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_programming_book-c580fea127bce393) [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-7e709d2ba7073d19) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test integration_adds_ten ... ok [INFO] [stdout] test factorial_testing ... ok [INFO] [stdout] test dyn_impl_testing ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_programming_book [INFO] [stderr] warning: unexpected character `=` [INFO] [stderr] --> src/crates.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / /// finds the factorial of the entered number [INFO] [stderr] 2 | | /// [INFO] [stderr] 3 | | /// # Example [INFO] [stderr] 4 | | /// ``` let x = 4; [INFO] [stderr] 5 | | /// let factorial = rust_programming_book::crates::fact(x); [INFO] [stderr] 6 | | /// assert_eq!(factorial, 24) [INFO] [stderr] 7 | | /// ``` [INFO] [stderr] | |_______^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(rustdoc::invalid_codeblock_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b3f5d02a4ba9beab3f529fe9ac94d698cb5542fdb03291356be49321e0c76610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3f5d02a4ba9beab3f529fe9ac94d698cb5542fdb03291356be49321e0c76610", kill_on_drop: false }` [INFO] [stdout] b3f5d02a4ba9beab3f529fe9ac94d698cb5542fdb03291356be49321e0c76610